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A4™ Inserts

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    Key Filters
    Workpiece Material
    Workpiece Material
    • P Steel (150)
      • P0
        Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(150)
      • P1
        Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(150)
      • P2
        Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS(150)
      • P3
        Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS(150)
      • P4
        Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS(150)
      • P5
        Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS(150)
      • P6
        High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS(150)
    • M Stainless Steel (138)
      • M1
        Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS(138)
      • M2
        High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS(138)
      • M3
        Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS(138)
    • K Cast Iron (153)
      • K1
        Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS(153)
      • K2
        Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS(149)
      • K3
        High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS(144)
    • N Non-Ferrous Materials (142)
      • N1
        Wrought Aluminum (142)
      • N2
        Low-Silicon Aluminum Alloys and Magnesium Alloys Si <12.2%(139)
      • N3
        High-Silicon Aluminum Alloys Si >12.2%(1)
      • N4
        Copper, Brass, Zinc-based on machinability index range of 70-100 (142)
      • N5
        Nylon, Plastics, Rubbers, Phenolics, Resins, Fiberglass (139)
      • N6
        Carbon, Graphite Composites, CFRP (139)
      • N7
        MMC's (1)
    • S High-Temp Alloys (147)
      • S1
        Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS(147)
      • S2
        Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS(147)
      • S3
        Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS(147)
      • S4
        Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS(141)
    • H Hardened Materials (67)
      • H1
        Hardened Materials 44-48 HRC(67)
      • H2
        Hardened Materials 48-55 HRC(52)
      • H3
        Hardened Materials 56-60 HRC(4)
      • H4
        Hardened Materials >60 HRC(4)
    Select First Choice
    • BR (7)
    • CN (37)
    • DE (37)
    • GB (24)
    • IN (23)
    • SG (23)
    • US (37)
    Applications
    Applications
    • Back BoringBack Boring (25)
    • BoringBoring (123)
    • Cut-OffCut-Off (14)
    • Face GroovingFace Grooving (133)
    • FacingFacing (27)
    • GroovingGrooving (139)
    • ID FacingID Facing (25)
    • ID GroovingID Grooving (123)
    • Plunge TurningPlunge Turning (100)
    • ProfilingProfiling (22)
    • TurningTurning (27)
    Cutting Condition
    Cutting Condition
    • Heavily Interrupted Cut (75)
    • Lightly Interrupted Cut (106)
    • Smooth Cut (153)
    • Varying Depth of Cut (147)
    Cutting Edges Per Insert
    Cutting Edges Per Insert
    • 1.0 (5)
    • 2.0 (160)
    Cutting Edges Per Insert MintoCutting Edges Per Insert Max
    Corner configuration
    Corner Radius
    Corner Radius
    • 0.039 in(6)
    • 0.041 in(6)
    • 0.06 in(25)
    • 0.063 in(10)
    • 0.079 in(10)
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    • 0.094 in(8)
    • 0.098 in(13)
    • 0.099 in(12)
    • 0.119 in(12)
    • 0.12 in(10)
    • 0.125 in(11)
    • 0.156 in(2)
    • 0.157 in(7)
    • 0.158 in(10)
    • 0.188 in(2)
    • 0.197 in(4)
    • 0.198 in(7)
    Corner Radius MintoCorner Radius Max
    Corner Radius
    Corner Radius
    • 1.0 mm(6)
    • 1.05 mm(6)
    • 1.5 mm(13)
    • 1.526 mm(12)
    • 1.6 mm(10)
    • 2.0 mm(10)
    • 2.025 mm(10)
    • 2.375 mm(8)
    • 2.5 mm(13)
    • 2.526 mm(12)
    • 3.0 mm(12)
    • 3.026 mm(10)
    • 3.176 mm(11)
    • 3.975 mm(2)
    • 4.0 mm(7)
    • 4.025 mm(10)
    • 4.775 mm(2)
    • 5.0 mm(4)
    • 5.025 mm(7)
    Corner Radius MintoCorner Radius Max
    Application
    Minimum Depth of Cut
    Minimum Depth of Cut
    Minimum Feed
    Minimum Feed
    Grade Of Cutting Tool
    Grade Of Cutting Tool
    • K313 (3)
    • KB1630 (4)
    • KC5010 (15)
    • KC5025 (15)
    • KCP10 (6)
    • KCP25 (6)
    • KCU10 (23)
    • KCU10B (25)
    • KCU25 (34)
    • KCU25B (26)
    • KD1405 (1)
    • KY3500 (5)
    • KYS30 (2)
    Front-End
    Cutting Width
    Cutting Width
    • 0.079 in(6)
    • 0.084 in(6)
    • 0.119 in(13)
    • 0.12 in(1)
    • 0.123 in(11)
    • 0.125 in(10)
    • 0.157 in(10)
    • 0.162 in(10)
    • 0.187 in(8)
    • 0.197 in(13)
    • 0.202 in(12)
    • 0.237 in(12)
    • 0.241 in(10)
    • 0.25 in(11)
    • 0.313 in(2)
    • 0.315 in(7)
    • 0.32 in(10)
    • 0.375 in(2)
    • 0.394 in(4)
    • 0.399 in(7)
    Cutting Width MintoCutting Width Max
    Cutting Width
    Cutting Width
    • 2.0 mm(6)
    • 2.125 mm(6)
    • 3.0 mm(13)
    • 3.051 mm(1)
    • 3.125 mm(11)
    • 3.176 mm(10)
    • 4.0 mm(10)
    • 4.125 mm(10)
    • 4.75 mm(8)
    • 5.0 mm(13)
    • 5.125 mm(12)
    • 6.0 mm(12)
    • 6.125 mm(10)
    • 6.351 mm(11)
    • 7.95 mm(2)
    • 8.0 mm(7)
    • 8.125 mm(10)
    • 9.525 mm(2)
    • 10.0 mm(4)
    • 10.125 mm(7)
    Cutting Width MintoCutting Width Max
    Maximum Cutting Insert Depth
    Maximum Cutting Insert Depth
    • 1.651 mm(6)
    • 1.75 mm(6)
    • 2.475 mm(6)
    • 2.5 mm(2)
    • 2.575 mm(8)
    • 2.725 mm(6)
    • 3.45 mm(8)
    • 3.801 mm(7)
    • 4.075 mm(6)
    • 4.101 mm(1)
    • 4.15 mm(8)
    • 4.2 mm(1)
    • 4.4 mm(1)
    • 4.801 mm(6)
    • 4.9 mm(8)
    • 5.0 mm(1)
    • 5.301 mm(6)
    • 6.351 mm(1)
    • 6.4 mm(6)
    • 6.5 mm(8)
    • 7.301 mm(2)
    • 8.201 mm(5)
    Maximum Cutting Insert Depth MintoMaximum Cutting Insert Depth Max
    Maximum Cutting Insert Depth
    Maximum Cutting Insert Depth
    • 0.065 in(6)
    • 0.069 in(6)
    • 0.097 in(6)
    • 0.098 in(2)
    • 0.101 in(8)
    • 0.107 in(6)
    • 0.136 in(8)
    • 0.15 in(7)
    • 0.16 in(6)
    • 0.161 in(1)
    • 0.163 in(8)
    • 0.165 in(1)
    • 0.174 in(1)
    • 0.189 in(6)
    • 0.193 in(8)
    • 0.197 in(1)
    • 0.209 in(6)
    • 0.25 in(1)
    • 0.252 in(6)
    • 0.256 in(8)
    • 0.288 in(2)
    • 0.323 in(5)
    Maximum Cutting Insert Depth MintoMaximum Cutting Insert Depth Max
    Insert Geometry
    Insert Seat Size
    Insert Seat Size
    • 10 (13)
    • 2 (11)
    • 2S (1)
    • 3 (34)
    • 3S (1)
    • 4 (28)
    • 5 (24)
    • 5S (1)
    • 6 (33)
    • 8 (19)
    Cutting Tool Material
    Cutting Tool Material
    • B H (4)
    • C N (7)
    • D P (1)
    • H W (153)
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    A4R-U-GMN
    (51)

    A4R-U-GMN

    A4R-P-GMP
    (32)

    A4R-P-GMP

    A4R-U-GUP
    (16)

    A4R-U-GUP

    A4R-P-GUP
    (29)

    A4R-P-GUP

    A4R-P-E-ST
    (4)

    A4R-P-E-ST

    A4-R-P-T
    (7)

    A4-R-P-T

    A4R-P-GMN
    (22)

    A4R-P-GMN

    A4R-P-E
    (1)

    A4R-P-E

    A4R-SP-GMP Face Grooving
    (3)

    A4R-SP-GMP Face Grooving

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